The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 07, 1992
Filed:
Mar. 19, 1990
Applicant:
Inventors:
Martyn Humphries, Manchester, GB;
Jozef Nemcek, Cheshire, GB;
Joseph F Jaworzyn, Cheshire, GB;
John B Cantwell, Merseyside, GB;
John J Gerrard, Cheshire, GB;
Assignee:
Imperial Chemical Industries PLC, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
524558 ; 424 54 ; 424 55 ; 524563 ;
Abstract
Oral hygiene compositions effective for preventing the adherent deposition of cariogenic bacteria on teeth comprise as active constituents polymers having defined repeating units comprising hydrocarbyl groups with pendant carboxyl and pendant polyalkylene oxide groups in defined ratio. The polymers themselves, their prepartion, and a process for treating teeth with the compositions are also claimed.